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The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.Poe, Edgar Allan

Science

The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.

Name: The Conchologist's First Book: A System of Testaceous Malacology, Arranged Expressly for the Use of Schools, in Which the Animals, According to Cuvier, Are Given With the Shells, a Great Number of New Species Added, and the Whole Brought Up, as Accurately as Possible, to the Present Condition of the Science.
Author: Poe, Edgar Allan

Poe, Edgar Allan

Mollusks

_Shell._ Turreted, not nacred, rather thin, striated in the direction of
the decurrence of the spire; very pointed, and with numerous whorls;
aperture rounded; the edges posteriorly, the right exceedingly thin, and
slightly sinuous towards the middle; operculum horny. Inhabits the
Indian and American Oceans. Twenty-one living species. Thirty-seven
fossil.

 Turritella duplicata.
 T. imbricata.
 T. terebra.
 T. replicata.
 T. fuscata.
 T. brevialis.
 T. trisulcata.
 T. carinifera.
 T. cornea.
 T. bicingulata.
 T. exoleta.
 T. Australis.

        ·       ·       ·       ·       ·

 T. Virginiana.*
 T. alternata.*
 T. impressa.*
 T. concava.*
 T. saturalis.*
 T. equalis.*
 T. erosa.*
 T. reticulata.*
 T. bisuturalis.*


                      8. Genus _Rotella_. Pl. XI.

_Animal._ See Turbo.

_Shell._ Orbicular, glossy, destitute of epidermis; spire short,
subconic; lower parts convex and callous; aperture half round. Indian
Ocean. Seven species.

 Rotella lineolata.
 R. Javanica.
 R. rosea.
 R. formosa.
 R. saturalis.
 R. equalis.
 R. monolifera.


                              FAMILY XVII.

                       CANALIFERA. Eleven genera.


                     1. Genus _Cerithium_. Pl. XI.

_Animal._ Much elongated; the mantle prolonged into a canal at its left
side, but without a distinct tube; the foot short, oval, with an
anterior marginal furrow; the head terminated by a depressed
proboscidiform muzzle.

_Shell._ More or less turriculated and tuberculous; aperture small,
oval, and oblique; the columellar edge much excavated and callous, the
right edge trenchant, and slightly dilating with age. Operculum horny,
oval, round, subspiral, and striated, upon the external face. They are
found in almost every sea. Forty-five living species. Sixty fossil.

 Cerithium palustre.
 C. telescopium.
 C. nodulosum.
 C. obeliscum.
 C. aluco.
 C. giganteum.
 C. sulcatum.
 C. ebeninum.
 C. vulgatum.
 C. granulatum.
 C. echinatum.
 C. subulatum.
 C. zonale.
 C. tortulosum.
 C. morus.
 C. erythræonense.
 C. radula.
 C. decollatum.
 C. semigranosum.
 C. lineatum.
 C. fasciatum.
 C. muricatum.
 C. crassum.
 C. obtusum.
 C. asperum.
 C. vertagum.
 C. literatum.
 C. heteroclites.
 C. semiferrugineum.
 C. tuberculatum.
 C. ocellatum.
 C. atratum.
 C. eburneum.
 C. lima.
 C. zonatum.
 C. rugosum.
 C. mitriforme.
 C. punctatum.
 C. perversum.
 C. petrosum.

        ·       ·       ·       ·       ·

 C. exasperatum.*
 C. dislocatum.*
 C. Emersonii.*
 C. Nigrocinctum.*
 C. Greenii.*


                     2. Genus _Pleurotoma_. Pl. XI.

_Animal._ Body oval, spiral above, enveloped in a mantle of which the
right edge is furnished with lobes; foot oval and somewhat short; eyes
situated at the external base of long, conical, retractile tentacula;
mouth having a long extensible proboscis armed with hooked teeth; organs
of respiration formed by two unequal branchiæ.

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